package com.sky.controller.admin;

import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("/admin/dish")
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {
    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;

    @ApiOperation("添加菜品")
    @PostMapping()
    public Result<String> addDish(@RequestBody DishDTO dishDTO) {
        log.info("添加菜品：{}", dishDTO);
        dishService.addDish(dishDTO);

        //清理缓存数据
        String key = "dish_" + dishDTO.getCategoryId();
        cleanCache(key);
        return Result.success();
    }

    @ApiOperation("菜品分页查询")
    @GetMapping("/page")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO) {
        log.info("分页查询：{}", dishPageQueryDTO);
        Page<Dish> page = dishService.page(dishPageQueryDTO);
        PageResult pageResult = new PageResult();
        pageResult.setRecords(page.getRecords());
        pageResult.setTotal(page.getTotal());
        return Result.success(pageResult);
    }

    @ApiOperation("删除菜品")
    @DeleteMapping
    public Result<String> deleteDish(@RequestParam List<Long> ids) {
        log.info("删除菜品：{}", ids);
        dishService.deleteBatch(ids);
        //将所有的菜品缓存数据清理掉，所有以dish_开头的key
        cleanCache("dish_*");
        return Result.success();
    }
    @ApiOperation("根据id查询菜品")
    @GetMapping("/{id}")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("查询菜品：{}", id);
        DishVO dishVO =dishService.getDishById(id);
        return Result.success(dishVO);
    }
    @ApiOperation("修改菜品")
    @PutMapping
    public Result<String> updateDishWithFlavor(@RequestBody DishDTO dishDTO){
        log.info("修改菜品:{}", dishDTO);
        dishService.updateDishWithFlavor(dishDTO);
        //将所有的菜品缓存数据清理掉，所有以dish_开头的key
        cleanCache("dish_*");
        return Result.success();
    }
    @ApiOperation("起售、停售菜品")
    @PostMapping("/status/{status}")
    public Result<String> startOrStop(@PathVariable Integer status,Long id){
        dishService.startOrStop(status,id);
        //将所有的菜品缓存数据清理掉，所有以dish_开头的key
        cleanCache("dish_*");
        return Result.success();
    }
    @ApiOperation("查询菜品")
    @GetMapping("/list")
    public  Result<List<Dish>>list(Long categoryId){
        List<Dish> list = dishService.list(categoryId);
        return Result.success( list);
    }
    private void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}

